- Latitude: 34.112
- Longitude: -117.688
High Temperatures
On average, the day in April with the warmest high temperature in custom location is April 30 at an average of 77.8 °F (25.4 °C).
On average, the day in April with the coldest high temperature in custom location is April 2 at an average of 73.5 °F (23.1 °C).
Records
The warmest recorded high temperature in April in custom location was 109.9 °F (43.3 °C) on April 6 in the year 1989 at ONTARIO — Integrated Surface Dataset (ISD) station ID: 722865 — Weather Bureau Army Navy (WBAN): 93180 .
The coldest recorded high temperature in April in custom location was 51.8 °F (11.0 °C) on April 9 in the year 2020 at CABLE — Integrated Surface Dataset (ISD) station ID: 720329 .
Low Temperatures
On average, the day in April with the warmest low temperature in custom location is April 30 at an average of 52.2 °F (11.2 °C).
On average, the day in April with the coldest low temperature in custom location is April 3 at an average of 47.4 °F (8.6 °C).
Records
The warmest recorded low temperature in custom location was 79.0 °F (26.1 °C) on April 8 in the year 2022 at ONTARIO INTERNATIONAL ARPT — Integrated Surface Dataset (ISD) station ID: 747040 — Weather Bureau Army Navy (WBAN): 03102 .
The coldest recorded low temperature in custom location was 30.2 °F (-1.0 °C) on April 16 in the year 2009 at CORONA MUNI — Integrated Surface Dataset (ISD) station ID: 720333 .
Details
If you would like to see the temperatures for specific days, you can click on the corresponding links below: